Evidence map›Paper›PMID 36484858›Full record

ArticleSurgical endoscopy2023

Assessment of predictors of early postoperative complications after primary robotically assisted Roux-en-Y gastric bypass: a multicenter, retrospective cohort study.

Pouya Iranmanesh, Shinil K Shah, Mickael Chevallay, Christian Toso, Stefan P Mönig, Monika E Hagen, Erik B Wilson, Minoa K Jung

Abstract readMulticenter Study
In one paragraph

Article in Surgical endoscopy, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Article
  4. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Pouya IranmaneshDivision of Digestive Surgery, Geneva University Hospital and Faculty of Medicine, Geneva, Switzerland.ORCID 0000-0002-6963-1164
Shinil K ShahDivision of Minimally Invasive and Elective General Surgery, Department of Surgery, McGovern Medical School, University of Texas Health Science Center at Houston, Houston, TX, USA.
Mickael ChevallayDivision of Digestive Surgery, Geneva University Hospital and Faculty of Medicine, Geneva, Switzerland.
Christian TosoDivision of Digestive Surgery, Geneva University Hospital and Faculty of Medicine, Geneva, Switzerland.
Stefan P MönigDivision of Digestive Surgery, Geneva University Hospital and Faculty of Medicine, Geneva, Switzerland.
Monika E HagenDivision of Digestive Surgery, Geneva University Hospital and Faculty of Medicine, Geneva, Switzerland.
Erik B WilsonDivision of Minimally Invasive and Elective General Surgery, Department of Surgery, McGovern Medical School, University of Texas Health Science Center at Houston, Houston, TX, USA.
Minoa K JungDivision of Digestive Surgery, Geneva University Hospital and Faculty of Medicine, Geneva, Switzerland. Minoa.Jung@hcuge.ch.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRobotic Roux-en-Y gastric bypass (RRYGB) is performed in an increasing number of bariatric centers worldwide. Previous studies have identified a number of demographic and clinical variables as predictors of postoperative complications after laparoscopic Roux-en-Y gastric bypass (LRYGB). Some authors have suggested better early postoperative outcomes after RRYGB compared to LRYGB. The objective of the present study was to assess potential predictors of early postoperative complications after RRYGB.

methodsA retrospective analysis of two prospective databases containing patients who underwent RRYGB between 2006 and 2019 at two high volumes, accredited bariatric centers was performed. Primary outcome was rate of 30 day postoperative complications. Relevant demographic, clinical and biological variables were entered in a multivariate, logistic regression analysis to identify potential predictors.

resultsData of 1276 patients were analyzed, including 958 female and 318 male patients. Rates of overall and severe 30 day complications were 12.5% (160/1276) and 3.9% (50/1276), respectively. Rate of 30 day reoperations was 1.6% (21/1276). The overall gastrointestinal leak rate was 0.2% (3/1276). Among various demographic, clinical and biological variables, male sex and ASA score >2 were significantly correlated with an increased risk of 30 day complication rates on multivariate analysis (OR 1.68 and 1.67, p=0.005 and 0.005, respectively).

conclusionThis study identified male sex and ASA score >2 as independent predictors of early postoperative complications after RRYGB. These data suggest a potentially different risk profile in terms of early postoperative complications after RRYGB compared to LYRGB. The robotic approach might have a benefit for patients traditionally considered to be at higher risk of complications after LRYGB, such as those with BMI >50. The present study was however not designed to assess this hypothesis and larger, prospective studies are necessary to confirm these results.

Indexed as

Gastric BypassLaparoscopyObesity, MorbidRobotic Surgical ProceduresFemaleHumansMalePostoperative ComplicationsProspective StudiesRetrospective StudiesTreatment OutcomeBariatric surgeryRobotic surgeryRoux-en-Y gastric bypass

Identifiers

PMID36484858
PMCPMC10082102

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.